(19)

(11)

EP 2 726 975 A1

(12)

(43) Date of publication: 07.05.2014 Bulletin 2014/19 (21) Application number: 12804419.5 (22) Date of filing: 29.06.2012

(51) International Patent Classification (IPC):  G06F 7/04(2006.01) G06F 15/16(2006.01) (86) International application number: PCT/US2012/044885 (87) International publication number: WO 2013/003701 (03.01.2013 Gazette 2013/01)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 30.06.2011 US 201113174513 (71) Applicant: Amazon Technologies, Inc. Reno, NV 89507 (US)	(72) Inventors: SORENSON III, James, Christopher Seattle, Washington 98144-2734 (US) LIN, Yun Seattle, Washington 98144-2734 (US) SALYERS, David, C. Seattle, Washington 98144-2734 (US) KHETRAPAL, Ankur Seattle, Washington 98144-2734 (US) CAVAGE, Mark, J. Seattle, Washington 98144-2734 (US) (74) Representative: Harris, Ian Richard  D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)